{
 "id": 4,
 "extent": {
  "xmin": -8958230.9417796973,
  "ymin": 4272589.8619862609,
  "xmax": -8956997.1920421906,
  "ymax": 4273442.799208086,
  "spatialReference": {
   "wkid": 102100,
   "latestWkid": 3857
  }
 }
}